Module code: Remove redundant test

test/language/module-code/import-as-stmt-list-item.js

@@ -1,14 +0,0 @@
-// Copyright (C) 2015 the V8 project authors. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-/*---
-es6id: 15.2
-description: >
-    An ImportDeclaration is not a valid StatementListItem and is therefore
-    restricted from appearing within statements in a ModuleBody.
-flags: [module]
-negative: SyntaxError
----*/
-
-{
-  import { x } from 'y';
-}